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| Class Type | Date | SailorName | Rank | FleetSize | EventName | |
| 420 | July,2012 | Grzegorz Olko | 8 | 36 | 2012 420 World Championships - Open Bronze | View |
| 420 | August,2014 | Grzegorz Olko | 7 | 11 | EUROSAF Youth Sailing European Championship - 420 Men | View |
| 420 | December,2015 | GRZEGORZ OLKO | 20 | 33 | ISAF Youth Worlds 420M | View |